$113+ Cheap flights from Philadelphia (PHL) to Houston
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — HOU
Jun 5 — Jun 121
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Philadelphia to Houston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Philadelphia to Houston
Cheapest
Best
Last-minute
One-way
Cheapest flights from Philadelphia to HoustonExplore the most affordable flight options available from Philadelphia to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 6, 2026.
Explore the most affordable flight options available from Philadelphia to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:20 am
PHL
- IAH
1 stop6h 14m
Frontier
Mon 5/258:50 pm
IAH
- PHL
2 stops50h 03m
Frontier
Deal found 5/1![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/208:35 pm
PHL
- IAH
1 stop15h 09m
Frontier
Tue 5/267:44 pm
IAH
- PHL
1 stop12h 15m
Frontier
Deal found 5/2![Frontier logo]()
$194
This CheapOair deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/248:00 am
PHL
- IAH
1 stop13h 32m
Frontier
Sun 5/319:45 am
IAH
- PHL
1 stop26h 35m
Frontier
Deal found 5/2![Frontier logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/307:20 am
PHL
- IAH
1 stop6h 14m
Frontier
Tue 6/28:39 am
IAH
- PHL
1 stop14h 14m
Frontier
Deal found 5/2![Frontier logo]()
$197
This Super.com deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:20 am
PHL
- IAH
1 stop6h 14m
Frontier
Sat 6/611:51 am
IAH
- PHL
Nonstop3h 25m
Frontier
Deal found 5/2![Frontier logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/234:35 pm
PHL
- IAH
1 stop7h 15m
Frontier
Wed 5/2710:05 pm
IAH
- PHL
1 stop30h 32m
Frontier
Deal found 5/4![Frontier logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:20 am
PHL
- IAH
1 stop6h 14m
Frontier
Sat 5/3010:51 am
IAH
- PHL
Nonstop3h 25m
Frontier
Deal found 5/4![Frontier logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/307:20 am
PHL
- IAH
1 stop6h 14m
Frontier
Mon 6/18:29 am
IAH
- PHL
1 stop30h 13m
Frontier
Deal found 5/2![Frontier logo]()
$202
This Trip.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:20 am
PHL
- IAH
1 stop6h 14m
Frontier
Thu 5/289:45 am
IAH
- PHL
1 stop5h 53m
Frontier
Deal found 5/4![Frontier logo]()
$204
This Expedia deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/234:35 pm
PHL
- IAH
1 stop7h 15m
Frontier
Sat 5/308:57 pm
IAH
- PHL
1 stop9h 15m
Frontier
Deal found 5/3![Frontier logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/161:00 pm
PHL
- IAH
1 stop11h 36m
Multiple Airlines
Sun 5/179:03 am
IAH
- PHL
1 stop14h 25m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:20 am
PHL
- IAH
1 stop6h 14m
Frontier
Mon 6/15:45 am
IAH
- PHL
1 stop5h 40m
Frontier
Deal found 5/4![Frontier logo]()
$207
Best flights from Philadelphia to HoustonDiscover carefully curated flight deals from Philadelphia to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 6, 2026.
Discover carefully curated flight deals from Philadelphia to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 6, 2026.
This Frontier deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/68:00 am
PHL
- IAH
Nonstop3h 56m
Frontier
Wed 6/101:07 pm
IAH
- PHL
1 stop9h 36m
Frontier
Deal found 5/1![Frontier logo]()
$224
This United Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:51 pm
PHL
- IAH
Nonstop3h 33m
United Airlines
Sat 10/316:05 pm
IAH
- PHL
Nonstop3h 20m
United Airlines
Deal found 5/2![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/38:05 am
PHL
- IAH
1 stop6h 33m
Delta
Sun 7/57:02 am
IAH
- PHL
1 stop7h 01m
Delta
Deal found 5/3![Delta logo]()
$314
This Southwest deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:35 pm
PHL
- HOU
1 stop5h 35m
Southwest
Sun 5/315:40 am
HOU
- PHL
1 stop5h 00m
Southwest
Deal found 5/4![Southwest logo]()
$314
This CheapOair deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:00 am
PHL
- IAH
2 stops11h 44m
Multiple Airlines
Wed 6/109:58 pm
IAH
- PHL
1 stop24h 34m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/64:56 pm
PHL
- IAH
1 stop6h 48m
United Airlines
Sat 10/106:05 pm
IAH
- PHL
Nonstop3h 26m
United Airlines
Deal found 5/2![United Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:25 pm
PHL
- HOU
1 stop7h 05m
Southwest
Sat 5/305:40 am
HOU
- PHL
1 stop11h 10m
Southwest
Deal found 5/5![Southwest logo]()
$319
This United Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:00 pm
PHL
- IAH
Nonstop3h 34m
United Airlines
Wed 9/96:05 pm
IAH
- PHL
Nonstop3h 28m
United Airlines
Deal found 5/6![United Airlines logo]()
$294
This Delta deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:30 am
PHL
- IAH
1 stop7h 50m
Delta
Mon 10/1911:50 am
IAH
- PHL
1 stop5h 29m
Delta
Deal found 5/1![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/297:05 pm
PHL
- IAH
1 stop5h 51m
Delta
Mon 7/69:42 am
IAH
- PHL
1 stop6h 40m
Delta
Deal found 5/3![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/148:20 pm
PHL
- HOU
1 stop5h 30m
Southwest
Mon 6/295:40 pm
HOU
- PHL
1 stop5h 40m
Southwest
Deal found 5/1![Southwest logo]()
$329
This United Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/26:15 am
PHL
- IAH
Nonstop3h 29m
United Airlines
Mon 7/67:31 am
IAH
- PHL
Nonstop3h 27m
United Airlines
Deal found 5/4![United Airlines logo]()
$309
This Southwest deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/94:30 pm
PHL
- HOU
1 stop8h 55m
Southwest
Sun 10/115:35 am
HOU
- PHL
1 stop5h 00m
Southwest
Deal found 5/4![Southwest logo]()
$329
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/125:15 am
PHL
- HOU
1 stop7h 57m
Delta
Sun 6/146:03 am
HOU
- PHL
1 stop8h 00m
Delta
Deal found 5/5![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:00 pm
PHL
- IAH
Nonstop3h 34m
United Airlines
Sun 8/307:30 am
IAH
- PHL
Nonstop3h 28m
United Airlines
Deal found 5/3![United Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:15 am
PHL
- HOU
1 stop8h 01m
Delta
Sun 8/96:00 am
HOU
- PHL
1 stop6h 23m
Delta
Deal found 5/3![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/316:55 pm
PHL
- HOU
1 stop6h 15m
Southwest
Mon 8/33:00 pm
HOU
- PHL
1 stop7h 50m
Southwest
Deal found 5/1![Southwest logo]()
$329
This United Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/217:45 pm
PHL
- IAH
1 stop6h 00m
United Airlines
Mon 6/296:05 pm
IAH
- PHL
Nonstop3h 24m
United Airlines
Deal found 5/4![United Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/145:25 am
PHL
- HOU
1 stop7h 10m
Southwest
Mon 8/174:05 pm
HOU
- PHL
1 stop5h 10m
Southwest
Deal found 5/6![Southwest logo]()
$329
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/54:06 pm
PHL
- HOU
1 stop7h 20m
Delta
Sun 6/76:03 am
HOU
- PHL
1 stop8h 00m
Delta
Deal found 5/5![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:40 pm
PHL
- IAH
1 stop5h 43m
United Airlines
Thu 10/85:20 am
IAH
- PHL
1 stop6h 05m
United Airlines
Deal found 5/2![United Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/145:13 pm
PHL
- HOU
1 stop6h 33m
Delta
Sun 8/236:00 am
HOU
- PHL
1 stop7h 40m
Delta
Deal found 5/2![Delta logo]()
$329
Last-minute flights from Philadelphia to HoustonDiscover last-minute flight deals from Philadelphia to Houston. Data last updated May 6, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Houston. Data last updated May 6, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/161:00 pm
PHL
- IAH
1 stop11h 36m
Multiple Airlines
Sun 5/179:03 am
IAH
- PHL
1 stop14h 25m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/208:35 pm
PHL
- IAH
1 stop15h 09m
Frontier
Tue 5/267:44 pm
IAH
- PHL
1 stop12h 15m
Frontier
Deal found 5/2![Frontier logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/234:35 pm
PHL
- IAH
1 stop7h 15m
Frontier
Wed 5/2710:05 pm
IAH
- PHL
1 stop30h 32m
Frontier
Deal found 5/4![Frontier logo]()
$200
This Expedia deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/234:35 pm
PHL
- IAH
1 stop7h 15m
Frontier
Sat 5/308:57 pm
IAH
- PHL
1 stop9h 15m
Frontier
Deal found 5/3![Frontier logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:20 am
PHL
- IAH
1 stop6h 14m
Frontier
Mon 5/258:50 pm
IAH
- PHL
2 stops50h 03m
Frontier
Deal found 5/1![Frontier logo]()
$193
This CheapOair deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/248:00 am
PHL
- IAH
1 stop13h 32m
Frontier
Sun 5/319:45 am
IAH
- PHL
1 stop26h 35m
Frontier
Deal found 5/2![Frontier logo]()
$196
This Trip.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:20 am
PHL
- IAH
1 stop6h 14m
Frontier
Thu 5/289:45 am
IAH
- PHL
1 stop5h 53m
Frontier
Deal found 5/4![Frontier logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:20 am
PHL
- IAH
1 stop6h 14m
Frontier
Mon 6/15:45 am
IAH
- PHL
1 stop5h 40m
Frontier
Deal found 5/4![Frontier logo]()
$207
This Super.com deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:20 am
PHL
- IAH
1 stop6h 14m
Frontier
Sat 6/611:51 am
IAH
- PHL
Nonstop3h 25m
Frontier
Deal found 5/2![Frontier logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:20 am
PHL
- IAH
1 stop6h 14m
Frontier
Sat 5/3010:51 am
IAH
- PHL
Nonstop3h 25m
Frontier
Deal found 5/4![Frontier logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/307:20 am
PHL
- IAH
1 stop6h 14m
Frontier
Tue 6/28:39 am
IAH
- PHL
1 stop14h 14m
Frontier
Deal found 5/2![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/307:20 am
PHL
- IAH
1 stop6h 14m
Frontier
Mon 6/18:29 am
IAH
- PHL
1 stop30h 13m
Frontier
Deal found 5/2![Frontier logo]()
$202
One-way flights from Philadelphia to HoustonSearch for one-way flight options from Philadelphia to Houston. Find affordable one-way fares based on user searches. Data last updated May 6, 2026.
Search for one-way flight options from Philadelphia to Houston. Find affordable one-way fares based on user searches. Data last updated May 6, 2026.
This Trip.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:35 pm
PHL
- IAH
1 stop25h 35m
Frontier
Deal found 5/3![Frontier logo]()
$113
This Cheapflightsfares deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/255:45 am
PHL
- IAH
1 stop8h 40m
Spirit Airlines
Deal found 5/1![Spirit Airlines logo]()
$114
This CheapOair deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/52:31 pm
PHL
- IAH
1 stop23h 03m
Frontier
Deal found 5/2![Frontier logo]()
$117
This Super.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/247:00 am
PHL
- IAH
Nonstop3h 41m
Frontier
Deal found 5/4![Frontier logo]()
$118
This Frontier deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/307:00 am
PHL
- IAH
Nonstop3h 56m
Frontier
Deal found 5/4![Frontier logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:26 pm
PHL
- HOU
1 stop25h 23m
Allegiant Air
Deal found 5/2![Allegiant Air logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/298:00 am
PHL
- IAH
2 stops24h 23m
Frontier
Deal found 5/4![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:18 pm
PHL
- HOU
1 stop25h 31m
Allegiant Air
Deal found 5/2![Allegiant Air logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/56:18 pm
PHL
- HOU
1 stop25h 31m
Allegiant Air
Deal found 5/6![Allegiant Air logo]()
$123
This Super.com deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1111:00 am
PHL
- IAH
1 stop9h 58m
Frontier
Deal found 5/5![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:27 pm
PHL
- HOU
1 stop25h 14m
Allegiant Air
Deal found 5/5![Allegiant Air logo]()
$124
This Frontier deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/124:40 pm
PHL
- IAH
1 stop7h 08m
Frontier
Deal found 5/5![Frontier logo]()
$125
Find flight deals from Philadelphia to Houston
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Houston (HO1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 6, 2026.
Round-trip from | $190 (Kiwi.com) |
|---|---|
One-way from | $113 (Trip.com) |
Popular in | March |
Cheapest in | September |
Average price | $339 |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia to Houston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 6, 2026.
Use the filters below to find and compare flights from Philadelphia to Houston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Sat 6/6
8:00 am-10:56 am
Nonstop3h 56m
Houston George Bush Intcntl
Wed 6/10
1:07 pm-11:43 pm
1 stop9h 36m
$224
Quickest round-trip
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Tue 10/27
12:51 pm-3:24 pm
Nonstop3h 33m
Houston George Bush Intcntl
Sat 10/31
6:05 pm-10:25 pm
Nonstop3h 20m
$279
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Tue 10/6
4:56 pm-10:44 pm
1 stop6h 48m
Houston George Bush Intcntl
Sat 10/10
6:05 pm-10:31 pm
Nonstop3h 26m
$289
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Fri 9/4
6:00 pm-8:34 pm
Nonstop3h 34m
Houston George Bush Intcntl
Wed 9/9
6:05 pm-10:33 pm
Nonstop3h 28m
$294
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Thu 7/2
6:15 am-8:44 am
Nonstop3h 29m
Houston George Bush Intcntl
Mon 7/6
7:31 am-11:58 am
Nonstop3h 27m
$309
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Thu 8/20
6:00 pm-8:34 pm
Nonstop3h 34m
Houston George Bush Intcntl
Sun 8/30
7:30 am-11:58 am
Nonstop3h 28m
$309
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Fri 7/3
8:05 am-1:38 pm
1 stop6h 33m
Houston George Bush Intcntl
Sun 7/5
7:02 am-3:03 pm
1 stop7h 01m
$314
PhiladelphiaHouston
PHL - HOU
PHLHOU
Philadelphia
Fri 5/29
6:35 pm-11:10 pm
1 stop5h 35m
Houston Hobby
Sun 5/31
5:40 am-11:40 am
1 stop5h 00m
$314
PhiladelphiaHouston
PHL - HOU
PHLHOU
Philadelphia
Fri 5/29
5:25 pm-11:30 pm
1 stop7h 05m
Houston Hobby
Sat 5/30
5:40 am-5:50 pm
1 stop11h 10m
$319
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Sun 6/21
7:45 pm-12:45 am
1 stop6h 00m
Houston George Bush Intcntl
Mon 6/29
6:05 pm-10:29 pm
Nonstop3h 24m
$319
Showing 1-10 of 45 resultsSorted by cheapest first
Best time to book a flight from Philadelphia to Houston
Have a flexible travel schedule? Discover the best time to fly to Houston from Philadelphia with our price prediction graph.
PHL-HO1
PHL-IAH
PHL-HOU
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Philadelphia to Houston
PHL-HO1
PHL-IAH
PHL-HOU
How far ahead should I book a flight from Philadelphia to Houston?
The best time to book flights from Philadelphia to Houston is 83 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Philadelphia to Houston?
Currently, December is the cheapest month in which you can book a flight from Philadelphia to Houston (average of $20). Flying from Philadelphia to Houston in May is currently the most expensive (average of $654). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PHL to HOU?
Find hourly flight availability from Philadelphia to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 6, 2026.
One of the essential ways to save on airfare from Philadelphia to Houston is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 24% on airfare.
What is the cheapest day to fly from Philadelphia to Houston?
Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Houston. Price data was last updated on October 5, 2025.
Travelers seeking maximum savings on their Philadelphia to Houston flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
How much does it cost to fly round-trip from Philadelphia to Houston?
The best insider tips for Philadelphia to Houston flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Philadelphia to Houston trip
Our travel experts
Reviews of airlines servicing Houston
Get insights into the airlines that provide service to Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Houston. Reviews last updated May 6, 2026.
Peruse reviews from past customers who have flown with Southwest,United Airlines, andAmerican Airlines from Philadelphia to Houston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
7.9
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
7.9
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
7.9
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
7.9
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
7.9
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
7.9
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Philadelphia
Popular flights
Alternative routes for Philadelphia to Houston
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Houston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Philadelphia to Houston by cabin class
Find flights from Philadelphia to Houston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Philadelphia and Houston flights
Browse other Philadelphia and Houston flight options. Last updated on May 6, 2026.
Other flights from Philadelphia
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on May 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Philadelphia to Houston
Discover the top 7 airlines that operate flights from Philadelphia to Houston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$100 | Average$185 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$116 | Average$217 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$127 | Average$322 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$171 | Average$294 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$218 | Average$377 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$220 | Average$370 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$238 | Average$317 | FlexibilityNo cancel fee | On-timeN/A |